/* ============================================================================
   onzefotolijst — theme.css
   Visuele identiteit afgeleid van het logo: navy + cyaan, raster-van-frames.
   Werkt bovenop Bootstrap 5 (CDN). Vervangt de oude inline styles + sidebar.css.
   ============================================================================ */

:root {
  --navy:      #172B49;
  --navy-700:  #1F3A5F;
  --navy-50:   #EAEEF4;
  --cyan:      #01BFD3;
  --cyan-600:  #019FB0;
  --cyan-ink:  #06424A;   /* leesbare tekst op cyaan */
  --cyan-50:   #E4F6F9;
  --warn:      #F9781A;

  --ink:       #172B49;
  --muted:     #5B6B82;
  --line:      #E6E9F0;
  --paper:     #F4F6F9;
  --card:      #FFFFFF;

  --ok:        #1D9E75;
  --bat-mid:   #BA7517;
  --bat-low:   #A32D2D;

  --radius:    14px;
  --radius-sm: 9px;
  --shadow-sm: 0 1px 2px rgba(23,43,73,.06);
  --shadow:    0 6px 24px rgba(23,43,73,.08);

  --font-head: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --sidebar-w: 232px;
  --sidebar-w-collapsed: 74px;
  --topbar-h: 62px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4,h5,.h1,.h2,.h3,.h4,.h5,
.navbar-brand,.ofl-pagetitle {
  font-family: var(--font-head);
  letter-spacing: -.01em;
  color: var(--ink);
}

a { color: var(--cyan-600); text-decoration: none; }
a:hover { color: var(--cyan-ink); }

/* ---- App shell ----------------------------------------------------------- */
.ofl-topbar {
  height: var(--topbar-h);
  background: var(--card);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 18px;
  position: sticky;
  top: 0;
  z-index: 1030;
}
.ofl-topbar .ofl-brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.ofl-topbar .ofl-brand svg { display: block; flex-shrink: 0; }
.ofl-brand-words { display: flex; flex-direction: column; line-height: 1.04; font-family: var(--font-head); }
.ofl-brand-words span { font-weight: 700; letter-spacing: .04em; color: var(--navy); font-size: 15px; }
.ofl-brand-words i { color: var(--cyan); font-style: normal; }
@media (max-width: 480px) { .ofl-brand-words { display: none; } }
.ofl-hamburger {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--navy);
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 20px; cursor: pointer;
}
.ofl-hamburger:hover { background: var(--navy-50); }

.ofl-profile {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 12px 5px 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  color: var(--navy);
  font-weight: 500; font-size: 14px;
}
.ofl-profile .ofl-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--cyan); color: var(--cyan-ink);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 13px;
}

.ofl-layout { display: flex; min-height: calc(100vh - var(--topbar-h)); }

/* ---- Sidebar ------------------------------------------------------------- */
.ofl-sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--navy);
  padding: 16px 12px;
  display: flex; flex-direction: column; gap: 4px;
  transition: width .25s ease;
}
.ofl-sidebar.collapsed { width: var(--sidebar-w-collapsed); }

.ofl-nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,.72);
  font-size: 14px; font-weight: 500;
  white-space: nowrap; overflow: hidden;
  border-left: 3px solid transparent;
  transition: background .15s, color .15s;
}
.ofl-nav-item .bi { font-size: 18px; flex-shrink: 0; }
.ofl-nav-item:hover { background: rgba(255,255,255,.07); color: #fff; }
.ofl-nav-item.active {
  background: rgba(1,191,211,.16);
  border-left-color: var(--cyan);
  color: #fff;
}
.ofl-sidebar.collapsed .ofl-nav-label { display: none; }
.ofl-sidebar-spacer { flex: 1; }

/* ---- Main content -------------------------------------------------------- */
.ofl-main {
  flex: 1; min-width: 0;
  padding: 22px 26px;
  overflow-y: auto;
}
.ofl-pagehead { margin-bottom: 18px; }
.ofl-pagetitle { font-size: 24px; font-weight: 600; margin: 0; }
.ofl-pagesub  { color: var(--muted); font-size: 14px; margin: 3px 0 0; }

/* ---- Metric cards -------------------------------------------------------- */
.ofl-metrics { display: grid; grid-template-columns: repeat(auto-fit,minmax(150px,1fr)); gap: 12px; margin-bottom: 22px; }
.ofl-metric { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 12px 16px; box-shadow: var(--shadow-sm); }
.ofl-metric .lbl { font-size: 12.5px; color: var(--muted); }
.ofl-metric .val { font-family: var(--font-head); font-size: 24px; font-weight: 600; color: var(--navy); }
.ofl-metric .val small { font-size: 14px; color: var(--muted); font-weight: 400; }

/* ---- Frame cards (the signature: a photo in a frame) --------------------- */
.ofl-frames { display: grid; grid-template-columns: repeat(auto-fill,minmax(260px,1fr)); gap: 16px; }
.ofl-frame {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .18s, transform .18s;
}
.ofl-frame:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.ofl-frame.is-offline { opacity: .82; }

.ofl-frame-mat { padding: 12px 12px 0; position: relative; }
.ofl-frame-photo {
  position: relative;
  border: 6px solid var(--navy-50);
  border-radius: 10px;
  background: var(--navy-50);
  aspect-ratio: 16 / 10;
  width: 100%;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.ofl-frame-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ofl-frame-photo .ph { color: #9AA7BC; font-size: 30px; }

.ofl-badge {
  position: absolute; top: 18px; right: 18px;
  font-size: 11.5px; font-weight: 600;
  padding: 3px 10px; border-radius: 999px;
}
.ofl-badge--active  { background: var(--cyan); color: var(--cyan-ink); }
.ofl-badge--offline { background: #ECEFF3; color: var(--muted); }

.ofl-frame-body { padding: 11px 16px 16px; }
.ofl-frame-name { font-family: var(--font-head); font-weight: 600; color: var(--navy); font-size: 16px; }
.ofl-frame-meta { display: flex; gap: 16px; margin: 7px 0 13px; font-size: 12.5px; color: var(--muted); }
.ofl-frame-meta .bi { vertical-align: -2px; margin-right: 2px; }
.bat-ok  { color: var(--ok); }
.bat-mid { color: var(--bat-mid); }
.bat-low { color: var(--bat-low); }

/* ---- Buttons ------------------------------------------------------------- */
.btn-cyan {
  background: var(--cyan); border: 1px solid var(--cyan);
  color: var(--cyan-ink); font-weight: 600;
}
.btn-cyan:hover { background: var(--cyan-600); border-color: var(--cyan-600); color: #fff; }
.btn-ghost {
  background: transparent; border: 1px solid var(--line); color: var(--navy);
}
.btn-ghost:hover { background: var(--navy-50); color: var(--navy); }

/* Bootstrap primary -> brand cyan, so existing btn-primary buttons fit in */
.btn-primary { --bs-btn-bg: var(--cyan); --bs-btn-border-color: var(--cyan);
  --bs-btn-color: var(--cyan-ink); --bs-btn-hover-bg: var(--cyan-600);
  --bs-btn-hover-border-color: var(--cyan-600); --bs-btn-hover-color: #fff;
  --bs-btn-active-bg: var(--cyan-600); --bs-btn-active-border-color: var(--cyan-600); }

/* ---- Cards / tables (generic pages keep working, just prettier) ---------- */
.card { border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.card-header { background: var(--card); border-bottom: 1px solid var(--line);
  font-family: var(--font-head); font-weight: 600; color: var(--navy); }
table.dataTable thead th { font-family: var(--font-head); font-weight: 600; color: var(--navy); }
.badge.bg-warning { background: var(--warn) !important; color: #fff !important; }

/* ---- Responsive ---------------------------------------------------------- */
@media (max-width: 768px) {
  .ofl-sidebar {
    position: fixed; top: var(--topbar-h); left: calc(-1 * var(--sidebar-w));
    height: calc(100% - var(--topbar-h)); z-index: 1040;
  }
  .ofl-sidebar.show { left: 0; }
  .ofl-sidebar.collapsed { width: var(--sidebar-w); }
  .ofl-main { padding: 16px; }
}